| // Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| |
| library pub.command.run; |
| |
| import 'dart:async'; |
| |
| import '../command.dart'; |
| import '../executable.dart'; |
| import '../io.dart'; |
| import '../utils.dart'; |
| |
| /// Handles the `run` pub command. |
| class RunCommand extends PubCommand { |
| bool get takesArguments => true; |
| bool get allowTrailingOptions => false; |
| String get description => "Run an executable from a package.\n" |
| "NOTE: We are currently optimizing this command's startup time."; |
| String get usage => "pub run <executable> [args...]"; |
| |
| Future onRun() { |
| if (commandOptions.rest.isEmpty) { |
| usageError("Must specify an executable to run."); |
| } |
| |
| var package = entrypoint.root.name; |
| var executable = commandOptions.rest[0]; |
| var args = commandOptions.rest.skip(1).toList(); |
| |
| // A command like "foo:bar" runs the "bar" script from the "foo" package. |
| // If there is no colon prefix, default to the root package. |
| if (executable.contains(":")) { |
| var components = split1(executable, ":"); |
| package = components[0]; |
| executable = components[1]; |
| } |
| |
| return runExecutable(this, entrypoint, package, executable, args) |
| .then(flushThenExit); |
| } |
| } |